A friend bought an old house recently, and he came across an odd outlet. He asked me to look at it, wondering what it was, and if it was even AC. He thought it might be high voltage DC, a holdover from a very different time. It turned out what he had was a Harvey Hubbell Twist-Tite outlet.
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David Farquhar is a computer security professional, entrepreneur, and author. He has written professionally about computers since 1991, so he was writing about retro computers when they were still new. He has been working in IT professionally since 1994 and has specialized in vulnerability management since 2013. He holds Security+ and CISSP certifications. Today he blogs five times a week, mostly about retro computers and retro gaming covering the time period from 1975 to 2000.










